A. Practical Voice Playing Box: Our sound playing box operates with 3 batteries (not included), which can offer a relatively long period of usage. Depending on the audio length, the battery can last for a long time. Our sound box has a certain amount of memory and can store a number of MP3 files for loop play. You can store the audio messages or music you like. When the battery is replaced, your audio remains safe and ready to play without re - importing. B. Easy to Operate: First, you need to connect the audio playing box to the computer using a USB cable. When inserted into the computer, it will appear like a U disk in the computer interface. You just need to click in, insert the audio you want, and unplug the USB cable after the transfer is completed. When playing the audio, turn on the switch, adjust the volume, and press the button to start playing. If you need to switch the audio, also press the button. C. Nice Gift Choice: Imagine how surprised someone would be if the gift is audible. The sound box can serve as a filler for stuffed toys, gift boxes, etc. It would be quite surprising for your family, friends, or partner to hear audio when they receive the gift. This kind of gift can bring unforgettable memories to those around. D. Wide Application: This voice audio playing box can be used in various occasions and in different ways, such as creating sound frames, music gifts, stuffed animal voice buttons, custom audio buttons, etc. You can transfer your favorite music and send gifts that play congratulatory music on occasions like Christmas, New Year, birthdays, etc., to add a special meaning to the gift. E. The sound playing box has 16M memory, can store 960 seconds of MP3 audio files and 2400 seconds of wma files. F. It measures 5.8 x 4.7 x 2.5 cm/ 2.28 x 1.85 x 0.98 inches. G. The USB cable is about 22.3 cm/ 8.78 inches in length. H. There is a volume adjustment button that can adjust the volume. It is small and easy to carry. I. Due to different product batches, the appearance may vary, which does not affect the use. J. Colour: White K. Material: plastic L. Package Contents: 1 x Sound Box 1 x data cable Only the above package content is included, and other products are not. M. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement error is allowed to be within +/- 1 - 3cm.